Xiaobing Feng

5 Questions 12 Answers 0 Followers

Questions related from Xiaobing Feng

FEA: given part shape under certain loading conditions, how to recover part shape at zero loading?

To my limited understanding, FEA gives me part deformation under certain boundary conditions. So if I have the CAD model, I will know how much it will bend (for example) if I press my finger on it...

16 April 2021 8,092 3 View

With machine learning of images, how to make 'magnification' a factor in learning model?

Say we have microscope images obtained at various known magnifications. And I'd like the model to be able to tell that a big feature in a high magnification image is the same as a small feature in...

10 August 2020 4,476 5 View

Where to buy samples with different material & machining process & surface finish?

I need precision parts made of various materials (steel, ceramics, aluminium) with machining processes (polishing, milling, EDM) into various levels of surface finish. For example, it could be a...

10 February 2015 770 4 View

How do you choose a linear actuator to approach a small object until it is in contact?

I have a needle (0.2mm dia, 3mm length) with one end fixed to a suspension. I need an actuator to slowly approach the open end of the needle until they are in contact, and then stay at that...

19 November 2014 6,959 3 View

How can I model a mixture stream of solid particles and gas in ANSYS?

I'm trying to simulate a jet stream (solid carbon dioxide particles + nitrogen gas) passing through a simple nozzle into open domain. The stream will encounter an object in the open domain, and I...

14 August 2014 5,104 3 View